package cn.edu.ctbu.datajpa01.service;

import cn.edu.ctbu.datajpa01.domain.Student;
import cn.edu.ctbu.datajpa01.exception.REnum;
import cn.edu.ctbu.datajpa01.exception.RException;
import cn.edu.ctbu.datajpa01.repository.StudentRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Example;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.stereotype.Service;

import java.security.PrivateKey;
import java.util.List;

@Service

public interface StudentService {

    List<Student> findAll();


    /**
     * 只分页的查询
     *
     * @param pageable
     * @return
     */
    Page<Student> findAll(Pageable pageable);


    /**
     * 分页,带过滤的查询
     * @param pageable
     * @return
     */
      Page<Student> findAll(Example<Student> student,Pageable pageable);

    /**
     * 按id进行查询
     *
     * @param id 主键，整数
     * @return
     */
     Student findById(Integer id) ;

    /**
     * 按名字进行查询,like
     *
     * @param name 主键，整数
     * @return
     */
     List<Student> findByName(String name) ;

    /**
     * 按名字和密码进行查询
     *
     * @param name
     * @param password
     * @return
     */
    Student findByNameAndPassword(String name, String password);

    Student insert(Student student);

     Student update(Student student);

     void delete(Student student);

    void delete(Integer id);




}


